US Patent 9431734 Receptacle connector connected to a printed circuit board

A receptacle connector (100) includes an insulative housing (1), a number of contacts (2) retained in the insulative housing, a metal shield (3) covering the insulative housing, a metal plate (4) assembled to the metal shield along a vertical direction perpendicular to the mating direction, and an insulative cover (5) fully molded over the metal shield and partly molded over the metal plate. The metal plate defines a pair of closed slits (412) behind a rear face of the insulative housing. The insulative cover terminates at the closed slits in a mating direction along which a mating plug connector is inserted.